Home / 910,284.48-1,365,427.40-311,250.16

Finding the Fourth Proportional to 910,284.48, 1,365,427.40 and 311,250.16

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Solution

The fourth proportional to 910,284.48, 1,365,427.40 and 311,250.16 is: 466,875.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,284.48 : 1,365,427.40 = 311,250.16 : x
  2. Step 2: Convert to fraction form
    910,284.48/1,365,427.40 = 311,250.16/x
  3. Step 3: Cross multiply
    910,284.48x = 1,365,427.40 × 311,250.16
  4. Step 4: Simplify right side
    910,284.48x = 424,989,496,718.38
  5. Step 5: Solve for x
    x = 424,989,496,718.38/910,284.48
  6. Step 6: Final answer
    x = 466,875.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.